doc: fix linting in doc-style-guide.md

Disable lint checks (enable prohibited-strings remark-lint) for
doc-style-guide.md:66. This was producing lint errors in builds
on master.

PR-URL: https://github.com/nodejs/node/pull/33787


Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>